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@article{IVM_1984_2_a4, author = {E. M. Il'in}, title = {The principle of limit absorption and scattering by noncompact {obstacles.~II}}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {27--34}, publisher = {mathdoc}, number = {2}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1984_2_a4/} }
E. M. Il'in. The principle of limit absorption and scattering by noncompact obstacles.~II. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (1984), pp. 27-34. http://geodesic.mathdoc.fr/item/IVM_1984_2_a4/